题目内容
关于胎儿肠道强回声分级的表述,以下说 法正确的是
2022-01-25
A.0级:肠管回声正常
B.1级:肠管回声增强但低于髂嵴回声
C.2级:肠管回声与髂嵴回声类似
D.级:肠管回声强于髂嵴回声
E.以上都是
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